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发明名称
摘要
申请公布号
DE3931464(C1)
申请公布日期
1990.07.26
申请号
DE19893931464
申请日期
1989.09.21
申请人
APPELRATH, HELMUT, 4453 LANGEN, DE
发明人
APPELRATH, HELMUT, 4453 LANGEN, DE
分类号
A47G7/06
主分类号
A47G7/06
代理机构
代理人
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